A free alternative to ItemsAdder, ModelEngine, Nexo, Oraxen, CraftEngine and BetterModel.
Models made for RP Engine, turning in game.
/rp edit opens a model in a 3D editor in your browser; Send to server writes it back and reloads.
The resource pack engine for Spigot and Paper.
RP Engine beside six other content plugins, feature by feature.
What RP Engine reads from each plugin's content folder.